<template>
  <div id='tmpl'>
      <div class="inleft div" @click="substrict">-</div>
      <div class="incenter div" v-text="count"></div>
      <div class="inright div" @click="add">+</div>
  </div>
</template>
<script>
export default {
  data () {
    return {
        count:1
    };
  },
  methods:{
      substrict(){
          this.count--;
          if(this.count<1){
              this.count=1;
          };
          this.sendmessage();
      },
      add(){
          this.count++;
          this.sendmessage();
      },
      sendmessage(){
          this.$emit("dataobj",this.count)
      }
  }
}
</script>
<style lang="css" scoped>
#tmpl .div{
    width: 40px;
    height: 25px;
    border: 1px solid #000;
    display: inline-block;
    text-align: center;
    line-height: 25px;
    display: inline-block;
}
</style>